Software testing courses can help you learn test planning, test case design, automated testing, and performance testing. You can build skills in identifying bugs, writing effective test scripts, and using various testing methodologies. Many courses introduce tools like Selenium for automation, JUnit for unit testing, and JIRA for issue tracking, showing how these skills apply in real-world software development environments.

Skills you'll gain: Pandas (Python Package), Matplotlib, NumPy, Statistical Visualization, Machine Learning Algorithms, Applied Machine Learning, Data Manipulation, Pivot Tables And Charts, Model Optimization, Machine Learning Methods, Linear Algebra, Natural Language Processing, Deep Learning, Programming Principles, Machine Learning, Python Programming, Data Science, Numerical Analysis, Computer Programming, Artificial Neural Networks
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Product Planning, Product Development, Product Strategy, Sustainable Business, Product Management, Marketing, Product Marketing, New Product Development, Marketing Strategy and Techniques, Product Lifecycle Management, Strategic Marketing, Sales Presentations, Marketing Strategies, Presentations, Promotional Strategies, Sustainable Development, Proposal Development, Corporate Sustainability, Capital Budgeting, Return On Investment
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Docker (Software), ASP.NET, Integration Testing, Object-Relational Mapping, API Design, Identity and Access Management, Enterprise Architecture, Distributed Computing, Authorization (Computing), Database Development, Database Management, Dependency Analysis, Data Validation, Transaction Processing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Virtualization and Virtual Machines, Cloud Deployment, Network Troubleshooting, Hardware Troubleshooting, Cloud Computing, Cloud Infrastructure, Virtualization, Computer Hardware, Network Protocols, Cloud Platforms, Virtual Machines, General Networking, Desktop Support, Hardware Architecture, TCP/IP, Peripheral Devices, Wireless Networks, Mobile Security, USB, Microsoft Intune (Mobile Device Management Software)
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Browser Compatibility, Animations, HTML and CSS, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Resource Allocation, Production Planning, Graph Theory, Data-Driven Decision-Making, Production Schedule, Decision Making, Mathematical Modeling, Network Planning And Design, Mathematical Software, Model Optimization, Computational Logic, Algorithms, Cryptography
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Production Process, Manufacturing and Production, Manufacturing Operations, Construction Engineering, Plant Operations and Management, Construction, Manufacturing Processes, Laboratory Testing, Process Validation, Product Testing, Civil Engineering, Manufacturing Standards, Design Specifications, Materials science, Building Codes, Analytical Testing, Technical Standard
Advanced · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Retrieval-Augmented Generation, Agentic Workflows, AI Workflows, AI Orchestration, Responsible AI, AI Security, AI Integrations, Model Deployment, Context Engineering, Context Management, Healthcare Ethics, Patient Communication
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Model Evaluation, Regression Analysis, Verification And Validation, Feature Engineering, Plot (Graphics), Statistical Methods, Statistical Modeling, Scatter Plots, Data Transformation, Correlation Analysis, Statistical Analysis, R Programming, Time Series Analysis and Forecasting, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Application Performance Management, Google Cloud Platform, Prometheus (Software), Network Monitoring, Network Performance Management, Cloud Management, Cloud Applications, Performance Tuning, Network Analysis, System Monitoring, Network Troubleshooting, Network Infrastructure, Virtual Networking, Load Balancing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computer Security Incident Management, Incident Management, Security Management, Digital Forensics, Disaster Recovery, Risk Management Framework, Cybersecurity, NIST 800-53, Threat Management, Risk Management, Cyber Security Policies, Security Controls, Cloud Security, Virtualization and Virtual Machines, Cloud Computing, Scenario Testing
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Fraud detection, Financial Data, Forecasting, Financial Modeling, Risk Analysis, Strategic Decision-Making, Market Trend, FinTech, Financial Analysis, Predictive Analytics, AI Enablement, Generative AI, Decision Making, Risk Management, AI Workflows, Automation, Business Process Automation, Data Analysis, Financial Reporting
Intermediate · Course · 1 - 3 Months